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Fix use of FMA in triangular solver for boost multiprecision.

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Antonio Sánchez 2025-08-25 18:05:22 +00:00 committed by Rasmus Munk Larsen
parent 05e74b1a40
commit 1a45d2168e
1 changed files with 3 additions and 3 deletions
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6
Eigen/src/SparseCore/TriangularSolver.h
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@ -75,7 +75,7 @@ struct sparse_solve_triangular_selector<Lhs, Rhs, Mode, Upper, RowMajor> {
} else if (it && it.index() == i) } else if (it && it.index() == i)
++it; ++it;
for (; it; ++it) { for (; it; ++it) {
tmp = numext::fma(-it.value(), other.coeff(it.index(), col), tmp); tmp = numext::fma<Scalar>(-it.value(), other.coeff(it.index(), col), tmp);
} }
if (Mode & UnitDiag) if (Mode & UnitDiag)
@ -108,7 +108,7 @@ struct sparse_solve_triangular_selector<Lhs, Rhs, Mode, Lower, ColMajor> {
} }
if (it && it.index() == i) ++it; if (it && it.index() == i) ++it;
for (; it; ++it) { for (; it; ++it) {
other.coeffRef(it.index(), col) = numext::fma(-tmp, it.value(), other.coeffRef(it.index(), col)); other.coeffRef(it.index(), col) = numext::fma<Scalar>(-tmp, it.value(), other.coeffRef(it.index(), col));
} }
} }
} }
@ -138,7 +138,7 @@ struct sparse_solve_triangular_selector<Lhs, Rhs, Mode, Upper, ColMajor> {
} }
LhsIterator it(lhsEval, i); LhsIterator it(lhsEval, i);
for (; it && it.index() < i; ++it) { for (; it && it.index() < i; ++it) {
other.coeffRef(it.index(), col) = numext::fma(-tmp, it.value(), other.coeffRef(it.index(), col)); other.coeffRef(it.index(), col) = numext::fma<Scalar>(-tmp, it.value(), other.coeffRef(it.index(), col));
} }
} }
} }